NTPC Limited Modbus TCP RTU Gateway Tender RS485 Dual Ports ISO Certified 2025
Progress
Quantity
4
Bid Type
Two Packet Bid
Key Highlights
- • ISO certified Modbus gateway with RS485 dual ports
- • Parity and baud rate settings to be accommodated (configurable)
- • Option clause enabling up to 25% quantity variation
- • 15+ day minimum delivery extension rule linked to original delivery period
- • No BOQ items listed; potential single SKU or pre-defined quantity
- • OEM authorization or partnership may be required for procurement
- • Delivery terms contingent on original order timeline and extended period
- • Clarify EMD amount and payment terms in final bid
Categories
6
Tender Overview
NTPC Limited solicits bids for a Modbus TCP RTU Gateway featuring RS485 dual ports and ISO certification. The procurement scope references parity settings and baud rate configurations, with the BOQ showing 0 items, indicating a potentially limited or pre-defined quantity. The call includes an option clause permitting quantity adjustments up to 25% during award and currency, at contracted rates, and delivery timing tied to the original delivery schedule. This tender emphasizes standard-compliance and supplier capability to meet RS485 communications requirements. The lack of BOQ items suggests a specialized SKU or master supply arrangement.
Technical Specifications & Requirements
- Product/Service: Modbus TCP RTU Gateway with RS485 dual ports
- Key interfaces: RS485 dual ports; parity and baud-rate settings to be accommodated by the bidder
- Standards: ISO certified; testing reports or certifications to validate ISO compliance
- Category details: Network gateway for fieldbus integration; supports Modbus TCP/RTU protocols
- Documentation/Certification: ISO certificate or ISO-compliant quality management documentation required
- Delivery context: Specifications imply integration into NTPC network environments; exact delivery location not disclosed
- Vendor capability: Emphasis on reliability of RS485 interfaces and conformity to ISO standards
Terms, Conditions & Eligibility
- Option Clause: Purchaser may increase quantity up to 25% during contract; extended delivery time based on formula, with minimum 30 days
- EMD/Security: Not disclosed in the provided data; verify exact amount and mode
- Delivery: Delivery period linked to original delivery order; extension mechanics defined by option clause
- Payment: Not specified in data; verify payment terms in final contract
- Documentation: Submit standard bidder documents (GST, PAN, experience certificates, financials, EMD proof, technical bid, OEM authorizations)
- Qualification: Compliance with RS485 standards and ISO certification; vendor must demonstrate capability for Modbus gateway implementation
Key Specifications
-
- Product/service: Modbus TCP RTU Gateway with RS485 dual ports
-
- Interfaces: Dual RS485 ports with configurable parity
-
- Communication: Configurable baud rate (to be specified by NTPC)
-
- Certification: ISO certified; ISO quality management system documentation
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- Category/Scope: Network gateway enabling Modbus TCP/RTU bridging
-
- Delivery/Installation: Not specified in data; confirm site readiness
Terms & Conditions
-
Option to increase quantity up to 25% during contract
-
Delivery calculation based on (additional quantity / original quantity) × original delivery period with min 30 days
-
EMD amount and exact payment terms are to be confirmed in final bid
Important Clauses
Payment Terms
Payment terms are not defined in the provided data; bidders must confirm terms during bid submission and align with NTPC procurement guidelines
Delivery Schedule
Delivery starts after the original delivery order; extended time is computed by the option clause formula with minimum 30 days
Penalties/Liquidated Damages
Penalty details not provided; bidders should seek clarity on LD if delivery slippage occurs and ensure accordance with NTPC standard L1/L2 penalties
Bidder Eligibility
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Experience in supplying Modbus gateway or RS485 networking equipment
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Demonstrated ISO certification or ISO-compliant quality management system
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Ability to meet NTPC option-quantity adjustments (up to 25%) and delivery timelines
Additional Tender Data
Commercial Details
Tender Category
Goods
Bid To RA
No
Bid To RA Enabled
No
Item Category
Modbus TCP RTU Gateway (Q4)
Authority Records
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Documents 3
GeM-Bidding-8501613.pdf
Main Document
CATALOG-Specification-1
CATALOG Specification
GEM General Terms and Conditions Document
GEM_GENERAL_TERMS_AND_CONDITIONS
Technical Specifications
1 Item
Item #1 Details
View Catalog| Category | Specification | Requirement |
|---|---|---|
| RS485 Dual Ports | Parity | None, Even |
| RS485 Dual Ports | Baud rate, bps | 1200-115200 |
| Test Report/Certification | Is ISO certified | Yes |
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Required Documents
GST registration certificate
Permanent Account Number (PAN) card
Experience certificates for similar Modbus gateway deployments
Financial statements (last 2-3 years)
EMD submission proof (as applicable) and deposit details
Technical bid documents demonstrating ISO certification compliance
OEM authorization or authorised distributor certificates
Corrigendum Updates
3 Updates Update
Extended Deadline
06-Nov-2025, 11:00 am
Opening Date
06-Nov-2025, 11:30 am
Update
Extended Deadline
03-Nov-2025, 11:00 am
Opening Date
03-Nov-2025, 11:30 am
Update
Extended Deadline
30-Oct-2025, 11:00 am
Opening Date
30-Oct-2025, 11:30 am
Frequently Asked Questions
Key insights about BIHAR tender market
How to bid for NTPC Modbus gateway tender in India 2025?
Bidders must submit GST, PAN, experience certificates, financial statements, and EMI/EMD proof along with a technical bid confirming ISO certification. Include OEM authorizations if required and show capability for RS485 dual-port Modbus gateways with configurable parity and baud rate.
What documents are required for NTPC RS485 gateway procurement?
Required documents include GST certificate, PAN, last 2-3 years financials, ISO certification proof, experience certificates for similar deployments, EMD proof, and OEM authorization. Technical bid should demonstrate gateway capabilities and RS485 dual-port specifications.
What standards must the Modbus gateway meet for NTPC?
Gateway must be ISO certified; ensure compliance with Modbus TCP/RTU standards and RS485 electrical interface practices. Provide ISO certification certificates and relevant test reports during bid submission.
What is the delivery timeline for NTPC Modbus gateway order?
Delivery timing ties to the original delivery order; extension is allowed under the option clause with minimum 30 days. Quantities may be increased up to 25% during contract execution.
What is the EMD requirement for this NTPC tender?
EMD details are not disclosed in the data provided; bidders should confirm the exact amount and payment mode in the final tender documents and be prepared to furnish EMD as per NTPC guidelines.
How to confirm parity and baud rate configurations for NTPC gateway?
Submit a technical specification sheet showing configurable parity and baud rate ranges, with supported values for RS485 dual ports. Ensure the gateway supports Modbus TCP/RTU bridging and provide configuration procedures.
What about OEM authorization for the NTPC Modbus gateway tender?
If the gateway is brand-specific or requires OEM authorization, attach the authorized distributor or OEM authorization letter. Demonstrate access to spare parts, support, and firmware updates per ISO standards.
Where can I find final bid terms for NTPC procurement in 2025?
Final bid terms will appear in the official tender documents released by NTPC. Ensure submission of all required documents and alignment with the option clause, ISO certification, and RS485 dual-port specifications.
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Documents 3
GeM-Bidding-8501613.pdf
Main Document
CATALOG-Specification-1
CATALOG Specification
GEM General Terms and Conditions Document
GEM_GENERAL_TERMS_AND_CONDITIONS